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in Statistics by (15.8k points)
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Prepare a grouped frequency table for the data :

10, 9, 3, 29, 17, 34, 23, 20, 39, 42, 5, 12, 19, 47, 18, 19, 27, 7, 13, 40, 38, 24, 34, 15, 40

1 Answer

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Best answer

Largest value = 47

Smallest value = 3

Range = Largest value – Smallest value 

= 47 – 3 

= 44

Suppose we take class size as 10, then Number of class intervals possible

= Range/Class size 

= 44/10 

= 4.4 –~ 5

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